Infant seat



FIG. 1 is a perspective view, taken from the front, left side, of the infant seat according to my design;

FIG. 2 is a perspective view, taken from the rear, left side thereof;

FIG. 3 is a front view thereof;

FIG. 4 is rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof. 

The ornamental design for an infant seat, as shown and described. 